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samples/native-stack-overflow: Examine native functions with signature (#3382)

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Note: wamrc chooses different methods to call native functions
with and without signatures.
This commit is contained in:
YAMAMOTO Takashi 2024-05-03 10:16:35 +09:00 committed by GitHub
parent 835188cc53
commit 3e5361f76d
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
3 changed files with 71 additions and 2 deletions
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32
samples/native-stack-overflow/build.sh
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@ -41,6 +41,11 @@ if [ $? != 0 ];then
fi
cp -a native-stack-overflow ${OUT_DIR}/native-stack-overflow.WAMR_DISABLE_HW_BOUND_CHECK
echo "##################### signature shared lib"
cd ${CURR_DIR}
cc -I ../../core/iwasm/include -shared -o ${OUT_DIR}/signature.so \
src/signature.c
echo
echo "##################### build wasm apps"
@ -69,7 +74,30 @@ echo "#################### build wasm apps done"
echo "#################### aot-compile"
WAMRC=${WAMR_DIR}/wamr-compiler/build/wamrc
${WAMRC} -o ${OUT_DIR}/wasm-apps/${OUT_FILE}.aot --size-level=0 ${OUT_DIR}/wasm-apps/${OUT_FILE}
${WAMRC} \
-o ${OUT_DIR}/wasm-apps/${OUT_FILE}.aot \
--size-level=0 \
${OUT_DIR}/wasm-apps/${OUT_FILE}
echo "#################### aot-compile w/ signature"
WAMRC=${WAMR_DIR}/wamr-compiler/build/wamrc
${WAMRC} \
-o ${OUT_DIR}/wasm-apps/${OUT_FILE}.aot.signature \
--size-level=0 \
--native-lib=${OUT_DIR}/signature.so \
${OUT_DIR}/wasm-apps/${OUT_FILE}
echo "#################### aot-compile (--bounds-checks=1)"
${WAMRC} -o ${OUT_DIR}/wasm-apps/${OUT_FILE}.aot.bounds-checks --size-level=0 --bounds-checks=1 ${OUT_DIR}/wasm-apps/${OUT_FILE}
${WAMRC} \
-o ${OUT_DIR}/wasm-apps/${OUT_FILE}.aot.bounds-checks \
--size-level=0 \
--bounds-checks=1 \
${OUT_DIR}/wasm-apps/${OUT_FILE}
echo "#################### aot-compile (--bounds-checks=1) w/ signature"
${WAMRC} \
-o ${OUT_DIR}/wasm-apps/${OUT_FILE}.aot.signature.bounds-checks \
--size-level=0 \
--native-lib=${OUT_DIR}/signature.so \
--bounds-checks=1 \
${OUT_DIR}/wasm-apps/${OUT_FILE}

8
samples/native-stack-overflow/run.sh
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@ -15,6 +15,14 @@ echo
echo "====== AOT ${NAME}"
out/native-stack-overflow out/wasm-apps/testapp.wasm.aot ${NAME}
echo
echo "====== AOT w/ signature ${NAME}"
out/native-stack-overflow out/wasm-apps/testapp.wasm.aot.signature ${NAME}
echo
echo "====== AOT WAMR_DISABLE_HW_BOUND_CHECK=1 ${NAME}"
out/native-stack-overflow.WAMR_DISABLE_HW_BOUND_CHECK out/wasm-apps/testapp.wasm.aot.bounds-checks ${NAME}
echo
echo "====== AOT w/ signature WAMR_DISABLE_HW_BOUND_CHECK=1 ${NAME}"
out/native-stack-overflow.WAMR_DISABLE_HW_BOUND_CHECK out/wasm-apps/testapp.wasm.aot.signature.bounds-checks ${NAME}

33
samples/native-stack-overflow/src/signature.c Normal file
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@ -0,0 +1,33 @@
/*
* Copyright (C) 2024 Midokura Japan KK. All rights reserved.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*/
#include <stdio.h>
#include <stdlib.h>
#include "wasm_export.h"
static int
dummy(wasm_exec_env_t exec_env)
{
return 0;
}
/* clang-format off */
#define REG_NATIVE_FUNC(func_name, signature) \
{ #func_name, dummy, signature, NULL }
static NativeSymbol native_symbols[] = {
REG_NATIVE_FUNC(host_consume_stack_and_call_indirect, "(iii)i"),
REG_NATIVE_FUNC(host_consume_stack, "(i)i"),
};
/* clang-format on */
uint32_t
get_native_lib(char **p_module_name, NativeSymbol **p_native_symbols)
{
*p_module_name = "env";
*p_native_symbols = native_symbols;
return sizeof(native_symbols) / sizeof(NativeSymbol);
}